#include "stdio.h"
int main()
{
    int n,count=0;
    printf("Please enter number:");
    scanf("%d",&n);
    do
    {
        if(n%2)
        {
            n=n*3+1;
            printf("[%d]:%d*3+1=%d\n",++count,(n-1)/3,n);
        }
        else 
        {
            n/=2;
            printf("[%d]:%d/2=%d\n",++count,2*n,n);
        }
    
    }while(n!=1);
    
}